把xls和xlsx转成csv的工具，用的mfc界面-transform xls to csv

Qt编程下，使用xlsx库编写的软件。用于西安电子科技大学通信工程学院打卡机记录统计的交互式软件。(Qt programming, the use of xlsx library prepared by the software. An interactive software for recording statistics of card machines in Xi'an University of Electronic Science and Technology.)

表格控件，数据集导出各种常见格式(EXCEL,CSV,HTML...),多表头,页脚合计等功能...